/*
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 * and open the template in the editor.
 */

package Class_Controller;


import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author thien_000
 */
@WebServlet(name = "controller_login", urlPatterns = {"/controller_login"})
public class controller_login extends HttpServlet {

    /**
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
     * methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
              try {
                String action = request.getParameter("btLogin");
                if (action.equals("Login")) {
                    String username = request.getParameter("username");
                    String password = request.getParameter("password");
                    bean_login login = new bean_login();
                    boolean result = login.checkLogin(username, password);
                    if (result) {
                        HttpSession session = request.getSession(true);
                        session.setAttribute("username", username);
                        session.setAttribute("password", password);
                        RequestDispatcher rd = request.getRequestDispatcher("TrangQuanTri.jsp");
                        rd.forward(request, response);
                    }else{
                        response.sendRedirect("view_login.jsp");
                    }
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
